Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

Prove that the below maths equation is true.

8 + 8 = 91

Why is the longest human nose just 11 inches?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

When it is alive we sing, when it is dead we clap our hands. What is it?

Mr. Buttons was all set to go to the village of Buttonland to meet his friend. So, he packed his bags and left for the village at 5 in the morning. Upon travelling on a road for miles, he came across a point where the road diverged into two. He was confused on which road to take. He gazed around and he saw two owls sitting on a branch. He thought he could ask for directions for the village from the two owls. So he went to the tree. There he saw a sign which read, "One owl always lies, and one is always truthful. They both fly away if you ask them more than 1 question."
Mr. Buttons was caught in the dilemma of what to ask? And from which owl to ask, since he only had one question. What should Mr. Buttons ask?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

What has 13 hearts but no other organs?